Validity Course
Gain mastery in validity for stats through practical methods covering content, construct, and criterion proof. Build stronger tests, conduct psychometrics, spot bias, and craft strong validity cases for real-life stats reasoning assessments. Ideal for reliable measure-making in Sierra Leone contexts.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This Validity Course provides practical tools for creating and checking strong measures. You will learn to clearly define concepts, craft items with good coverage, perform factor analysis and IRT, check criterion links, handle bias and admin problems, and combine evidence into solid rules and guides for everyday use.
Elevify advantages
Develop skills
- Design validity studies: confidently plan samples, criteria, and timelines.
- Build and refine tests: blueprint items, conduct SME reviews, compute CVI/CVR.
- Run psychometric analyses: EFA, CFA, IRT, reliability, and DIF checks quickly.
- Evaluate criterion validity: correlations, regression, incremental validity.
- Create full validity argument: synthesize evidence, set cutoffs, report clearly.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
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